10021102201221 has 8 divisors (see below), whose sum is σ = 13722590401824. Its totient is φ = 6500174400720.

The previous prime is 10021102201183. The next prime is 10021102201249. The reversal of 10021102201221 is 12210220112001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10021102201221 - 2¹⁹ = 10021101676933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10021102201221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021102401221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45140099895 + ... + 45140100116.

It is an arithmetic number, because the mean of its divisors is an integer number (1715323800228).

Almost surely, 2^{10021102201221} is an apocalyptic number.

It is an amenable number.

10021102201221 is a deficient number, since it is larger than the sum of its proper divisors (3701488200603).

10021102201221 is an equidigital number, since it uses as much as digits as its factorization.

10021102201221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90280200051.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10021102201221 its reverse (12210220112001), we get a palindrome (22231322313222).

The spelling of 10021102201221 in words is "ten trillion, twenty-one billion, one hundred two million, two hundred one thousand, two hundred twenty-one".